Hannibal Buress found out Scarlett Johansson was a fan, got a mutual friend to introduce them, stood in front of her in the line for the bathroom, then totally blew it with her later. Alcohol.
End of story.
Well, that's most of the story anyway. But watch this interview to the end to see Buress talk about how he put his wish for Comedy Central to pick up his pilot out into the universe... via twitter.